(*
This file is part of the utils section of Lustre reader

* Copyright (c) 2010, Nicola Camuffo.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*     * Redistributions of source code must retain the above copyright
*       notice, this list of conditions and the following disclaimer.
*     * Redistributions in binary form must reproduce the above copyright
*       notice, this list of conditions and the following disclaimer in the
*       documentation and/or other materials provided with the distribution.
*     * Neither the name of Nicola Camuffo, nor the
*       names of its contributors may be used to endorse or promote products
*       derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER ''AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*)


open Exceptions
open Printf



let print_exception exn =
	printf "\nStack trace:\n\n";

	let rec loop spaces exn =
		let ind = spaces ^ "   " in

		match exn with
			Not_found -> print_string "Not found"

			| Utils_exception s -> printf "%sUtils: '%s'\n" spaces s
			| Data_not_found_exception s -> printf "%sData not found: '%s'\n" spaces s
			| Data_already_exists_exception s -> printf "%sData already exists: '%s'\n" spaces s

			| Type_mismatch_exception (s,x) -> (
				match x with
					Some e -> printf "%sType mismatch: '%s'\n" spaces s; loop ind e
					| None -> printf "%sType mismatch: '%s'\n" spaces s
			)

			| Parse_mismatch_exception (s,x) -> (
				match x with
					Some e -> printf "%sParse mismatch: '%s'\n" spaces s; loop ind e
					| None -> printf "%sParse mismatch: '%s'\n" spaces s
			)
			
			| Environment_exception (s,x) -> (
				match x with
					Some e -> printf "%sEnvironments: '%s'\n" spaces s; loop ind e
					| None -> printf "%sEnvironments: '%s'\n" spaces s
			)
			
	in
	loop "" exn

